Home / 18,243,338.75-39,662,120.50

Finding the Third Proportional to 18,243,338.75 and 39,662,120.50

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Solution

The third proportional to 18,243,338.75 and 39,662,120.50 is: 86,227,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243,338.75 : 39,662,120.50 = 39,662,120.50 : x
  2. Step 2: Convert to fraction form
    18,243,338.75/39,662,120.50 = 39,662,120.50/x
  3. Step 3: Cross multiply
    18,243,338.75x = 39,662,120.50 × 39,662,120.50
  4. Step 4: Simplify right side
    18,243,338.75x = 1,573,083,802,556,520.25
  5. Step 5: Solve for x
    x = 1,573,083,802,556,520.25/18,243,338.75
  6. Step 6: Final answer
    x = 86,227,845.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.